GMC SIERRA 2500 HD Spark Plugs & Glow Plugs

Spark Plug, Professional, Platinum Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-805

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

GLOW PLUG

Part Number: ATL-1120

Not Yet Reviewed

• Special Order

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, 0.708 in. Reach, Resistor, Each

Part Number: ATL-5243

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Spark Plug, Double Iridium, Copper Core, Tapered Seat, 14mm Thread, 17.5mm Reach, Resistor, Each

Part Number: BCH-9612

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

• Special Order

Spark Plug, Iridium Long Life, ZTJ16VR10, 14mm Thread, 25.00mm Reach, Tapered Seat, Buick, Chevy, GMC, Hummer, Olds, Pontiac, Saturn, Each

Part Number: DNP-3539

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Spark Plug, Iridium TT, ITL16TT, 14mm Thread, 25.00mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-4717

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Glow Plug Straps, GM, Pickup, Duramax Diesel, Pair

Part Number: RNB-904-109

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Spark Plug, Iridium, Tapered Seat, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-9402

Not Yet Reviewed

Estimated Ship Date: Today

Spark Plug, XP Xtreme Performance, Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-XP5243

Not Yet Reviewed

• Special Order

Spark Plug, Iridium XP, Iridium, 14mm Thread, 0.982 in. Reach, Tapered Seat, 16mm Wrench Size, Each

Part Number: ATL-XP6043

Not Yet Reviewed

• Special Order

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.679 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-AP5245

Not Yet Reviewed

Estimated Ship Date: Today

Glow Plug Controller, Duramax Diesel V8, 6.6L/403, Each

Part Number: SMP-RY-1731

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Spark Plug, Double Platinum, Tapered, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-7015

Not Yet Reviewed

Estimated Ship Date: Today

Glow Plug, Replacement, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: SMP-GP110

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Electrical Switches

Part Number: SMP-GP114

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Electrical Switches

Part Number: SMP-GP115

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Glow Plug Conductor

Part Number: SMP-GPC101

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Special Order

Glow Plug

Part Number: NGK-97788

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Special Order

Spark Plug, Double Platinum, PTJ16R15, 14mm Thread, 18.00mm Reach, Tapered Seat, Chevrolet, Ford, GMC, Isuzu, Mercury, Each

Part Number: DNP-5077

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Spark Plug, Laser Iridium, Tapered Seat, 14mm Thread, 26.5mm Reach, Resistor, Each

Part Number: NGK-3474

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Special Order

Spark Plug, Double Platinum, 14mm Thread, 0.982 in. Reach, Tapered Seat, 16mm Wrench Size, Each

Part Number: ATL-APP6043

Not Yet Reviewed

• Special Order

Ir SparkPlug

Part Number: ATL-AI5245

Not Yet Reviewed

• Special Order

Spark Plug, Single Platinum, Platinum, 14mm Thread, 0.679 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-AP5243

Not Yet Reviewed

• Special Order

Ir SparkPlug

Part Number: ATL-AI6043

Not Yet Reviewed

• Special Order

Glow Plug, Stainless Steel, Chevy, GMC, Each

Part Number: ATL-1113

Not Yet Reviewed

• Special Order